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Model predictive control for the ice-storage air-conditioning

DOI: 10.1016/j.applthermaleng.2024.122595 Corpus ID: 267464677; Model predictive control for the ice-storage air-conditioning system coupled with multi-objective optimization @article{Zhao2024ModelPC, title={Model predictive control for the ice-storage air-conditioning system coupled with multi-objective optimization}, author={Jing Zhao and Dehan

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Review of cold storage materials for air conditioning application

DOI: 10.1016/J.IJREFRIG.2012.06.003 Corpus ID: 119657544; Review of cold storage materials for air conditioning application @article{Li2012ReviewOC, title={Review of cold storage materials for air conditioning application}, author={Gang Li and Yunho Hwang and Reinhard Radermacher}, journal={International Journal of Refrigeration-revue Internationale Du Froid}, year={2012},

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Optimized the Microgrid Scheduling with Ice-Storage Air-Conditioning

In the face of the stochastic, fluctuating, and intermittent nature of the new energy output, which brings significant challenges to the safe and stable operation of the power system, it is proposed to use the ice-storage air-conditioning to participate in the microgrid optimal scheduling to improve wind and light dissipation. This paper constructs an optimal scheduling

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A New Air-Conditioning System with Chilled Water Storage

For the purpose of grid peak load shifting, chilled water storage has been paid more and more attentions to integrated with air-conditioning system. In this paper, a new air conditioning system with directly chilled water storage is given. With peak-valley Price, cost for power consumption can be saved 15%-20% by coordinated operation between chilled water storage system and

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Ice thermal energy storage (ITES) for air-conditioning

Ice thermal energy storage (ITES) for air-conditioning application in full and partial load operating modes Accumulation d Results for our case study showed reductions of 11.83% and 10.23% in electrical power consumption which corresponded to reductions of $3254 (11.42%), $3159 (11.08%) annual operating cost in full and partial operating

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An Economic Analysis of Energy Saving and Carbon Mitigation by

Phase change materials are increasingly used because they can be used for cold energy storage in air conditioning systems to increase system efficiency and achieve energy savings. However, many potential adopters of phase change cold storage systems fail to consider environmental and economic factors, so feasibility assessments are difficult and significant

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Case Study: Impacts of Air-Conditioner Air Supply Strategy on

Due to energy constraints and people''s increasing requirements for indoor thermal comfort, improving energy efficiency while ensuring thermal comfort has become the focus of research in the design and operation of HVAC systems. This study took office rooms with few people occupying them in Wuhan as the research object. The EnergyPlus-Fluent co

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A comprehensive review on positive cold energy storage technologies

Compared with the conventional air conditioner, cold storage air conditioning has an additional energy storage tank, which is connected to both the evaporator and heat exchanger in parallel. The principle diagrams of the two systems are shown in Fig. 1, Fig. 2. For the technology of cool storage air conditioning, electric refrigerator is

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Journal of Energy Storage

The world''s energy consumption is mainly concentrated in three sectors: industry, buildings, and transportation. Among these, buildings account for approximately 29 % of the world''s energy consumption [7], and more than 50 % of energy use in buildings comes from heating, ventilation, and air conditioning (HVAC) systems [8].Hence, it is crucial to focus on

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Solar Thermal Energy Storage Using Paraffins as Phase Change Materials

Thermal energy storage (TES) using phase change materials (PCMs) has received increasing attention since the last decades, due to its great potential for energy savings and energy management in the building sector. As one of the main categories of organic PCMs, paraffins exhibit favourable phase change temperatures for solar thermal energy storage. Its

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Case study of variable speed photovoltaic direct-driven ice-storage air

Experiments have shown that photovoltaic ice storage air conditioning systems can be used for cold storage and air conditioning refrigeration. This system can maintain the indoor temperature at night to around 22 °C for 9 h, while the air temperature in the comparison room is maintained at 25–27 °C, which can meet daily cooling needs.

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Short-term hybrid forecasting model of ice storage air-conditioning

DOI: 10.1016/j.jobe.2022.104194 Corpus ID: 246908856; Short-term hybrid forecasting model of ice storage air-conditioning based on improved SVR @article{Cheng2022ShorttermHF, title={Short-term hybrid forecasting model of ice storage air-conditioning based on improved SVR}, author={Renyin Cheng and Junqi Yu and M. Zhang and Chunyong Feng and Wanhu

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Journal of Energy Storage

With the rapid social and economic growth, the mismatch between economic development and energy supply has become increasingly prominent [1].Buildings are the main power terminals of the grid, in which the heating, ventilation, and air-conditioning (HVAC) systems are the main energy consumers, accounting for about 48 % of the energy consumption in

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Air Conditioning with Thermal Energy Storage

PART – I OVERVIEW OF THERMAL ENERGY STORAGE SYSTEMS . Thermal energy storage (TES) is a method by which cooling is produced and stored at one time period for use during a different time period. Air conditioning of buildings during summer daytime hours is the single largest contributor to electrical peak demand. Realistically, no building air

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Experimental study of R290 replacement R134a in cold storage air

DOI: 10.1016/j.csite.2022.102203 Corpus ID: 249661901; Experimental study of R290 replacement R134a in cold storage air conditioning system @article{Zheng2022ExperimentalSO, title={Experimental study of R290 replacement R134a in cold storage air conditioning system}, author={Huifan Zheng and Guo-ji Tian and Yahui Zhao and Chao Jin and Fujun Ju and

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A case study on thermal storage air conditioning system in

The economic analysis of thermal storage air conditioning scheme in a large-scale commercial architecture was investigated. The first cost, running cost and power energy consumption of ice storage air conditioning system were compared with conventional air conditioning, and the dynamic economic analysis was performed. The results show that ice

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Enhancing the Air Conditioning Unit Performance via Energy Storage

Air conditioning unit performance, coupled with new configurations of phase change material as thermal energy storage, is investigated in hot climates. During the daytime, the warm exterior air temperature is cooled when flowing over the phase change material structure that was previously solidified by the night ambient air. A theoretical transient model is

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Chilled Energy Storage for Air-Conditioning System of Buildings

Due to higher energy consumption for air-condition system and higher energy cost for building, the combination between peak-valley power price and chilled energy storage is provided and paid more and more attention. This paper introduced main chilled energy storage technologies and analyzed their economic performance, chilled water storage and ice storage

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Virtual energy storage model of air conditioning loads for

The meaning of digital smart grid mobile renewable energy services in 5G readiness deployment plan is explained and its research methodologies use cases are highlighted, focusing on the analysis of technical problems, digital smartgrid security, cost of operations, Internet services signal coverage, integration of mobile renewableEnergy services

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Review on compression heat pump systems with thermal energy storage

Thermo-economic optimization of an ice thermal energy storage system for air-conditioning applications: 2013 [68] Cooling: Simulation: Air: R134a / 3-5 °C: Ice, 1513 kWh or indirectly via heat storage. In the parallel case, the collector and HP work independently and there is no interaction between an HP and solar collector [80, 81

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Liquid air energy storage (LAES)

Furthermore, the energy storage mechanism of these two technologies heavily relies on the area''s topography [10] pared to alternative energy storage technologies, LAES offers numerous notable benefits, including freedom from geographical and environmental constraints, a high energy storage density, and a quick response time [11].To be more precise, during off

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Thermal Energy Storage Air-conditioning Demand Response Control Using

Load forecasting plays a vital role in the effort to solve the imbalance between supply and demand in smart grids. In buildings, a large part of electricity load comes from heating, ventilation, and air-conditioning (HVAC), which has been deemed as effective DR resource, especially in system with thermal energy storage (TES).

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Performance enhancement of a phase-change-material based thermal energy

1. Introduction. Energy-related issues such as global warming and environmental pollution have been a rising concern over the last few decades. The buildings sector contributes a significant portion to such issues due to the use of air-conditioning for generating thermal comfort [1].Air-conditioning systems are typically designed to meet the peak demand, which is

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About Scientific energy storage air conditioning case

About Scientific energy storage air conditioning case

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